To obtain a definite tissue diagnosis, we performed transluminal forceps biopsy through a percutaneous nephrostomy tract in nine patients with obstructive uropathy.

• 为了获得正确的组织诊断，八个有阻塞性泌尿道疾病的病人，我们使用经由经皮肾造口术在内管以镊子取得活动切片。